"On June 18, 1983, a young physicist from California took her seat aboard the space shuttle and launched into history. On that date, Sally Ride became the first American woman in space as a mission specialist on STS-7. In this image, Ride monitors control panels from the pilot's chair on the flight deck."

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Light Years strives to tell the stories of science research, discovery, space and education. This is your go-to place on CNN.com for today’s stories, but also for a scientific perspective on the news and everyday wonders. Come indulge your curiosity in all things space and science related, brought to you by the entire CNN family.